- Meeting in Israel on Optical Engineering (3)
- Oron, Moshe (3)
- Shladov, Itzhak (3)
- Society of Photo-optical Instrumentation Engineers (3)
- Association of Engineers and Architects in Israel (2)
- Weissman, Yitzhak (2)
- Agudat ha-ing'inerim ṿeha-arkhiṭeḳṭim be-Yiśraʾel (1)
- Israel Laser and Electro-Optics Society (1)
- Israel. Miśrad ha-madaʿ ṿeha-ṭekhnologyah (1)